Reliable Material. the Outer Layer of the Golf Ball Colored is an Almost Indestructible Cut Resistant Cover Made of Sarin Resin, & the Inner Layer is Rubber for Long Term Durability, High Performance, Excellent Elasticity & Excellent Cut & Wear Resistance Straighter Strokes. High Speed Long Range Design of the Golf Ball Increase Lift & Reduce Drag; the Cover Produces Low Spin, Limits Slice & Left Curveballs, & Maximizes Pure, Straight Strokes, Allowing for Higher & Longer Strokes with Excellent Spin Control Vibrantly Silver for Visible Tracking. Each Set Includes Stunning, Brightly Silver Colored Golf Ball for Easy Visual Tracking; These Golf Ball Are Not Only Incredibly Practical But Also Add a Fun, Lighthearted Twist to the Game